I'm cautiously optimistic. There's always the threat of a reformation. Plus, each member will now probably have their own separate groups. It's like an amoeba.... you think you've chopped it in half but then it splits into three more...

They broke up? That's great, but they could still become soloists. At the very least, they won't be doing anything for a while. Now I shall go to the comments section on a Busker Busker video to laugh at their fans' reaction.